<!DOCTYPE html>
<html lang="en">
<html xmlns="http://www.w3.org/1999/xhtml"
      xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
登录成功
<br>
<a href="login.html">跳转到登录页面</a>
<form action="/user/logout" method="post">
    <input type="hidden" th:value="${_csrf.token}" name="_csrf" th:if="${_csrf}" >
    <button type="submit">退出</button>
</form>

</body>
</html>